Gaur, R. B. <br/><br/>
Electronic media 

 - New Delhi  Murari Lal & Sons  2007 
 - 248p. 
<br/><br/><label>ISBN: </label> RS 550.00 
<br/><br/><label>Source: </label> RS 550.00 
<br/><br/><label>Dewey Class. No.: </label>302.2 PRI